Evaluate
40\left(x+80\right)
Expand
40x+3200
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4000+\left(x-20\right)\times 40
Multiply 200 and 20 to get 4000.
4000+40x-800
Use the distributive property to multiply x-20 by 40.
3200+40x
Subtract 800 from 4000 to get 3200.
4000+\left(x-20\right)\times 40
Multiply 200 and 20 to get 4000.
4000+40x-800
Use the distributive property to multiply x-20 by 40.
3200+40x
Subtract 800 from 4000 to get 3200.
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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